See also:

Driving
I'd feel a bit bad for the driver on that trip, though. While the 400-horsepower, turbocharged 4.4-liter V-8 engine is relatively sprightly in the 750i, I thought it was a bit of a laggard while t ...

Use coasting conditions
When approaching a red light, take your foot off the accelerator and let the vehicle coast to a halt. On a downhill gradient, take your foot off the accelerator and let the vehicle roll. The flo ...

BMW X6 M
The X6 M steps up from the 400-hp, 4.4-liter V-8 to a twin-turbocharged version making 555 hp. Torque is rated at 500 pounds-feet. BMW says the zero to 60 mph time is 4.5 seconds. A six-speed auto ...